1. Forthcoming papers

   Legacy Pages: iii - iii

2. Wistar's views

   • Francisco J. Ayala

   Book Selection Pages: 467 - 471

3. The evolution of coexisting highly divergent line-1 subfamilies within the rodent genus Peromyscus

   • D. H. Kass
   • F. G. Berger
   • W. D. Dawson

   OriginalPaper Pages: 472 - 485

4. Nucleotide variation and molecular structure of the heterochromatic repetitive AluI DNA in the brine shrimp Artemia franciscana

   • Nicoletta Landsberger
   • Silvia Cancelli
   • Gianfranco adaracco

   OriginalPaper Pages: 486 - 491

5. Evidence for retrotranscription of protein-coding genes in the Drosophila subobscura genome

   • Gemma Marfany
   • Roser Gonzàlez-Duarte

   OriginalPaper Pages: 492 - 501

6. Evolution of linear plasmids

   • F. Kempken
   • J. Hermanns
   • H.D. Osiewacz

   OriginalPaper Pages: 502 - 513

7. Is higher-order structure conserved in eukaryotic ribosomal DNA intergenic spacers?

   • Gerald D. Baldridge
   • Mark Wm. Dalton
   • Ann M. Fallon

   OriginalPaper Pages: 514 - 523

8. On the early emergence of reverse transcription: Theoretical basis and experimental evidence

   • A. Lazcano
   • V. Valverde
   • J. Oró

   OriginalPaper Pages: 524 - 536

9. Phylogeny of the α-crystallin-related heat-shock proteins

   • Nora Plesofsky-Vig
   • Jesse Vig
   • Robert Brambl

   OriginalPaper Pages: 537 - 545

10. Origin of several abundant proteins of amphibian oocytes

    • André Mazabraud
    • Maurice Wegnez
    • Herman Denis

    Focus Pages: 546 - 550

11. A redefinition of the Asp-Asp domain of reverse transcriptases

    • A. M. Velasco
    • L. Medrano
    • J. Oró

    Letter to the Editor Pages: 551 - 556